3123303321 has 16 divisors (see below), whose sum is σ = 4224298880. Its totient is φ = 2052293760.

The previous prime is 3123303307. The next prime is 3123303329. The reversal of 3123303321 is 1233033213.

It is not a de Polignac number, because 3123303321 - 2²⁶ = 3056194457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123303329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397095 + ... + 404883.

It is an arithmetic number, because the mean of its divisors is an integer number (264018680).

Almost surely, 2^3123303321 is an apocalyptic number.

It is an amenable number.

3123303321 is a deficient number, since it is larger than the sum of its proper divisors (1100995559).

3123303321 is a wasteful number, since it uses less digits than its factorization.

3123303321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9696.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 3123303321 is about 55886.5218187713. The cubic root of 3123303321 is about 1461.7442281666.

Adding to 3123303321 its reverse (1233033213), we get a palindrome (4356336534).

It can be divided in two parts, 3 and 123303321, that multiplied together give a palindrome (369909963).

The spelling of 3123303321 in words is "three billion, one hundred twenty-three million, three hundred three thousand, three hundred twenty-one".